/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is ThumbsDown.
 *
 * The Initial Developer of the Original Code is Atte Kemppilä.
 * Portions created by the Initial Developer are Copyright (C) 2011
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */


const EXPORTED_SYMBOLS = ["ScriptEval"];

const Cu = Components.utils;

Cu.import("resource://thumbsdown/ScriptRunner.jsm");
Cu.import("resource://thumbsdown/ThumbsDown.jsm");
Cu.import("resource://thumbsdown/util.jsm");


const ScriptEval =
{
    eval: function(thumbCtxs, callback)
    {
        let timestamp = new Date();
        
        for each (let thumbCtx in thumbCtxs)
        {
            try
            {
                thumbCtx.targets = thumbCtx.script.eval(thumbCtx.thumbnail);
            }
            catch (e)
            {
                thumbCtx.error = e;
                Cu.reportError(e);
            }
            finally
            {
                if (thumbCtx.resolved)
                    thumbCtx.dispose();
            }
        }
        
        let resolved = [thumbCtx for each (thumbCtx in thumbCtxs) if (thumbCtx.targets)];
        callLater(0, null, function() { callback(resolved); });
        
        let unresolved = [thumbCtx for each (thumbCtx in thumbCtxs) if (! thumbCtx.resolved)];
        let scriptArgs = unresolved.map(function(thumbCtx)
        {
            return {
                id: thumbCtx.script.id,
                name: thumbCtx.script.name,
                code: thumbCtx.script.code,
                documentUrl: thumbCtx.thumbnail.doc.location.href,
                thumbnail: thumbCtx.thumbnail,
                callback: function(script)
                {
                    try
                    {
                        if (script.result)
                            thumbCtx.targets = script.result;
                        
                        callback([thumbCtx]);
                        
                        if (ThumbsDown.prefs.getBoolPref("scriptrunner.open"))
                            ThumbsDown.openScriptRunnerWindow();
                    }
                    finally
                    {
                        thumbCtx.dispose();
                    }
                },
            }
        });
        ScriptRunner.addScripts(scriptArgs);
    },
}
